Database Developer

Postgres
UNITED STATES
October 28, 2026
Full Time
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Job Description

Company: MANTECH
Location: Herndon, VA
Workplace Type: On-site
Employment Type: Full-time

About the Role

MANTECH seeks a motivated, career and customer-oriented Database Developer to join our team in Herndon, VA. The Database Developer is responsible for making data available, accessible, and secure to all stakeholders. In this role, you will design, build, and optimize databases for data collection, storage, access, and analytics at enterprise scale.

What You’ll Do / Key Responsibilities

  • Write, maintain, and debug stored procedures to ensure optimal database performance
  • Optimize SQL queries run against terabytes of data for efficiency and speed
  • Design database tables with clear schemas, appropriate indexing, and logical partitioning
  • Provide platform support, problem-solving, and debugging database production issues

Requirements & Qualifications

  • High School Diploma and 3+ years of experience with Database Management, SQL, and PostgreSQL
  • Experience taking data collection requirements and translating those requirements into implementable solutions
  • Experience analyzing data sources for accuracy and applying appropriate logic to solutions
  • Experience working in a Linux environment
  • Active/current TS/SCI with polygraph is required

Preferred / Bonus Qualifications (if applicable)

  • Experience with JavaScript and Node.js
  • Experience with Python
  • Experience with enterprise-scale data analytics platforms and high-volume data architectures
  • Strong communication skills to collaborate effectively with colleagues via multiple communication channels

Benefits & Perks (if applicable)

  • None specified

[No EEO/closing notes provided]

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